Alert archive / Wisconsin / Special Weather Statements in 2017

Special Weather Statement, NWS Green Bay, WI

May 29, 2017Kewaunee County, Wisconsin

NWS Green Bay, WI issued this special weather statement at May 29, 2017, 10:10 PM CDT for Kewaunee County, Wisconsin. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 29, 2017, 10:10 PM CDT (03:10 UTC)
Expired
May 29, 2017, 11:00 PM CDT
In force
50 min
Issued by
NWS Green Bay, WI

County Kewaunee County, WI

The radar

The Green Bay radar (KGRB), 73 km from the middle of the area, began a volume at 03:12 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 3.2 hours before the alert went out and 73 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Green Bay/Straub, WI at 00:00Z on 2017-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 00:00Z on 2017-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1520 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
51 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

719 
WWUS83 KGRB 300310
SPSGRB

Special Weather Statement
National Weather Service Green Bay WI
1010 PM CDT MON MAY 29 2017
 
WIZ022-300400-
Door WI-
1010 PM CDT MON MAY 29 2017

...SPECIAL WEATHER STATEMENT...

At 1010 PM CDT, Doppler radar was tracking a thunderstorm near 
Sturgeon Bay, moving east at 25 mph.

Pea size hail and winds in excess of 30 mph will be possible with
this storm.

Locations impacted include...
Sturgeon Bay, Whitefish Bay, Vignes, Maplewood, Valmy, Institute,
Potawatomi State Park and Whitefish Dunes State Park.

LAT...LON 4486 8715 4478 8726 4471 8730 4473 8757
      4490 8758 4492 8751 4496 8711
TIME...MOT...LOC 0310Z 268DEG 22KT 4482 8748 

$$

Kieckbusch

The office that day

Everything else NWS Green Bay, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 29, 7:20 PM CDTSpecial Weather StatementGRBShawano, Waupaca55 min
May 29, 8:11 PM CDTSpecial Weather StatementGRBMenominee34 min
May 29, 9:36 PM CDTSpecial Weather StatementGRBBrown39 min
May 29, 9:38 PM CDTSpecial Weather StatementGRBBrown37 min

Nearby

Special Weather Statements in Wisconsin, 2017Every special weather statement in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.